iwlagn: don't stop rts/cts until last aggregation queue close
Once enable rts/cts for aggregation queue, do not disable until the
last aggregation queue closed.
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index afd4b4c..f00484e 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2418,11 +2418,6 @@
case IEEE80211_AMPDU_TX_START:
IWL_DEBUG_HT(priv, "start Tx\n");
ret = iwlagn_tx_agg_start(priv, vif, sta, tid, ssn);
- if (ret == 0) {
- priv->agg_tids_count++;
- IWL_DEBUG_HT(priv, "priv->agg_tids_count = %u\n",
- priv->agg_tids_count);
- }
break;
case IEEE80211_AMPDU_TX_STOP:
IWL_DEBUG_HT(priv, "stop Tx\n");
@@ -2434,7 +2429,7 @@
}
if (test_bit(STATUS_EXIT_PENDING, &priv->shrd->status))
ret = 0;
- if (priv->cfg->ht_params &&
+ if (!priv->agg_tids_count && priv->cfg->ht_params &&
priv->cfg->ht_params->use_rts_for_aggregation) {
/*
* switch off RTS/CTS if it was previously enabled
@@ -2481,6 +2476,9 @@
sta_priv->lq_sta.lq.general_params.flags |=
LINK_QUAL_FLAGS_SET_STA_TLC_RTS_MSK;
}
+ priv->agg_tids_count++;
+ IWL_DEBUG_HT(priv, "priv->agg_tids_count = %u\n",
+ priv->agg_tids_count);
sta_priv->lq_sta.lq.agg_params.agg_frame_cnt_limit =
sta_priv->max_agg_bufsize;